Package org.eclipse.net4j.buffer
Interface IBufferPool
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- All Superinterfaces:
IBufferProvider
- All Known Subinterfaces:
IBufferPool.Introspection
public interface IBufferPool extends IBufferProvider
Provides clients with the ability to obtain and retain pooledIBuffer
s.- Author:
- Eike Stepper
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Nested Class Summary
Nested Classes Modifier and Type Interface Description static interface
IBufferPool.Introspection
Offers additional introspection features forIBufferPool
s.-
Nested classes/interfaces inherited from interface org.eclipse.net4j.buffer.IBufferProvider
IBufferProvider.Notification
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description int
evict(int survivors)
Tries to remove as many buffers from thisBufferPool
andrelease
them as are needed to let a given maximum number of buffers survive in the pool.boolean
evictOne()
Tries to remove a single buffer from thisBufferPool
andrelease
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Methods inherited from interface org.eclipse.net4j.buffer.IBufferProvider
getBufferCapacity, provideBuffer, retainBuffer
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Method Detail
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evictOne
boolean evictOne()
Tries to remove a single buffer from thisBufferPool
andrelease
it.- Returns:
true
if a buffer could be evicted,false
otherwise.
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evict
int evict(int survivors)
Tries to remove as many buffers from thisBufferPool
andrelease
them as are needed to let a given maximum number of buffers survive in the pool.- Returns:
- The number of buffers that could be evicted.
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